import { login, logout, getInfo } from '@/api/user'
import { getToken, setToken, removeToken, getUid, setUid, removeUid, getType, setType, removeType } from '@/utils/auth'
import router, { resetRouter } from '@/router'

const state = {
    uid: getUid(),
    token: getToken(),
    name: '',
    avatar: '',
    introduction: '',
    roles: [],
    type: getType(),
}

const mutations = {
    SET_UID: (state, uid) => {
        state.uid = uid
    },
    SET_TOKEN: (state, token) => {
        state.token = token
    },
    SET_INTRODUCTION: (state, introduction) => {
        state.introduction = introduction
    },
    SET_NAME: (state, name) => {
        state.name = name
    },
    SET_AVATAR: (state, avatar) => {
        state.avatar = avatar
    },
    SET_ROLES: (state, roles) => {
        state.roles = roles
    },
    SET_TYPE: (state, type) => {
        state.type = type
    }
}

const actions = {
    // user login
    login({ commit }, userInfo) {
        const { username, password } = userInfo
        return new Promise((resolve, reject) => {
            login({ LoginName: username.trim(), Pwd: password, TokenType: 'web' }).then(response => {
                const { data } = response
                commit('SET_UID', data.userid)
                setUid(data.userid)
                commit('SET_TOKEN', data.authtoken)
                setToken(data.authtoken)
                commit('SET_TYPE', data.type);
                setType(data.type);
                resolve()
            }).catch(error => {
                reject(error)
            })
        })
    },

    // get user info
    getInfo({ commit, state }) {
        return new Promise((resolve, reject) => {
            const data = {
                roles: ['admin'],
                introduction: '管理员',
                avatar: 'https://cube.elemecdn.com/3/7c/3ea6beec64369c2642b92c6726f1epng.png',
                name: '管理员'
            }
            const { roles, name, avatar, introduction } = data
            commit('SET_ROLES', roles)
            commit('SET_NAME', name)
            commit('SET_AVATAR', avatar)
            commit('SET_INTRODUCTION', introduction)
            resolve(data)
                // getInfo(state.token).then(response => {
                //   const { data } = response

            //   if (!data) {
            //     reject('Verification failed, please Login again.')
            //   }

            //   const { roles, name, avatar, introduction } = data

            //   // roles must be a non-empty array
            //   if (!roles || roles.length <= 0) {
            //     reject('getInfo: roles must be a non-null array!')
            //   }

            //   commit('SET_ROLES', roles)
            //   commit('SET_NAME', name)
            //   commit('SET_AVATAR', avatar)
            //   commit('SET_INTRODUCTION', introduction)
            //   resolve(data)
            // }).catch(error => {
            //   reject(error)
            // })
        })
    },

    // user logout
    logout({ commit, state, dispatch }, data) {
        return new Promise((resolve, reject) => {
            logout(data, state.token).then(() => {
                commit('SET_UID', '')
                commit('SET_TOKEN', '')
                commit('SET_ROLES', [])
                removeUid()
                removeToken()
                resetRouter()
                removeType();
                // reset visited views and cached views
                // to fixed https://github.com/PanJiaChen/vue-element-admin/issues/2485
                dispatch('tagsView/delAllViews', null, { root: true })
                resolve()
            }).catch(error => {
                reject(error)
            })
        })
    },

    // remove token
    resetToken({ commit }) {
        return new Promise(resolve => {
            commit('SET_TOKEN', '')
            commit('SET_ROLES', [])
            removeToken()
            resolve()
        })
    },

    // dynamically modify permissions
    async changeRoles({ commit, dispatch }, role) {
        const token = role + '-token'
        commit('SET_TOKEN', token)
        setToken(token)
        const { roles } = await dispatch('getInfo')
        resetRouter()
            // generate accessible routes map based on roles
        const accessRoutes = await dispatch('permission/generateRoutes', roles, { root: true })
            // dynamically add accessible routes
        router.addRoutes(accessRoutes)
            // reset visited views and cached views
        dispatch('tagsView/delAllViews', null, { root: true })
    }
}

export default {
    namespaced: true,
    state,
    mutations,
    actions
}